package com.selfLock;

import java.util.concurrent.atomic.AtomicReference;

public class SpinlockDemo {

    AtomicReference<Thread> atomicReference = new AtomicReference<>();

    //加锁
    public void myLock(){
        Thread thread = Thread.currentThread();
        System.out.println(Thread.currentThread().getName()+"==>mylock");

        //自旋锁
        while(!atomicReference.compareAndSet(null,thread)){

        }
    }

    //解锁
    public void myUnLock(){
        Thread thread = Thread.currentThread();
        System.out.println(Thread.currentThread().getName()+"==>myUnlock");
        atomicReference.compareAndSet(thread,null);

    }

}
